226 CATALOGUE OF THE INSECTS OF 



Gyllenlial states that it is very fond of tlie dock, and that it 

 commits great depredations on its foliage. 



2. R, TIBIALIS, Steph. 



Steph. Illust., Mand., iv., 41. 

 Not rare, at Gosforth. — T. J. B. Ravensworth, and above 

 Winlaton Mill. — J. H. June — August. 



3. R. Castor, Fah. 



Steph. Illust., Mand., iv., 41. 

 Gibside. — J. E. June. 



4. R. INCONSPECTUS, Herhst. 



Rhjnchsenus inconspectus, GylL Ins. Suec, iii., 158. — 

 Rhinonchus canaliculatus, Steph. Illust., Mand., iv., 43. 

 Rare; Prestwick Car. July. — T. J. B. 



Gyllenhal mentions it as occurring on Polygonum amphihium, 

 which it often entirely destroys. 



300. Orobitus, Germar. 

 1. 0. CYANEUs, Linn. 



Steph. Illust., Mand., iv., 21. 



"Castle Eden Dean."— (7. Wailes, Esq., (Ent. Mag., i., 41.^— 

 Near Axwell. — T. J. B. June. 



I have many times reared the perfect insect from the white 

 larva, enclosed within the pericarps of the dog violet ( Viola 

 caninaj. — J. H. 



Division 3. CIONIDES, Schonh. 



301. CiONUS, Clairville. 

 1. C. ScROPHULARi^, Linn. 



Ste2:)h, Illust., Mand., iv., 17. 



On Scrophularia nodosa; common. June — July. 



The slimy slug-like larvae inhabit the leaves of the Scrophu- 

 laria, to which, as well as to the stems and flower stalks, the 

 round, bladdery brown cocoons are agglutinated. The manner 

 in which the cocoon is constructed is described by Huber, in the 

 "Memoires de la Societe de Physique et d' Hist. Nat. de Geneve,'' 



